<template>
  <div>
    <!-- 面包屑 -->
    <el-breadcrumb separator-class="el-icon-arrow-right">
      <el-breadcrumb-item :to="{ path: '/home' }">首页</el-breadcrumb-item>
      <el-breadcrumb-item>用户管理</el-breadcrumb-item>
      <el-breadcrumb-item>用户列表</el-breadcrumb-item>
    </el-breadcrumb>

    <!-- 卡片 -->
    <el-card>
      <el-row :gutter="20">
        <el-col :span="8">
          <el-input
            placeholder="请输入内容"
            v-model="queryInfo.query"
            clearable
            @clear="getUserList()"
          >
            <el-button
              slot="append"
              icon="el-icon-search"
              @click="getUserList()"
            ></el-button>
          </el-input>
        </el-col>
        <el-col :span="4">
          <el-button type="primary" @click="addDialogVisible = true"
            >添加用户</el-button
          >
        </el-col>
      </el-row>
    </el-card>

    <!-- 表格 -->
    <el-table :data="userlist" border stripe>
      <el-table-column type="index"></el-table-column>
      <el-table-column prop="username" label="姓名"> </el-table-column>
      <el-table-column prop="email" label="邮箱"> </el-table-column>
      <el-table-column prop="mobile" label="电话"> </el-table-column>
      <el-table-column prop="role_name" label="角色"> </el-table-column>

      <el-table-column prop="mg_state" label="状态">
        <template slot-scope="scope">
          <el-switch
            v-model="scope.row.mg_state"
            @change="userStateChange(scope.row)"
          >
          </el-switch>
        </template>
      </el-table-column>

      <el-table-column label="操作" width="180px">
        <template slot-scope="scope">
          <el-button
            type="primary"
            icon="el-icon-edit"
            size="mini"
            @click="showEditDialog(scope.row.id)"
          ></el-button>

          <el-button
            type="danger"
            icon="el-icon-delete"
            size="mini"
            @click="moveUserById(scope.row.id)"
          ></el-button>

          <el-tooltip
            effect="dark"
            content="分配权限"
            placement="top"
            :enterable="false"
          >
            <el-button
              type="warning"
              icon="el-icon-setting"
              size="mini"
              @click="setRole(scope.row)"
            ></el-button>
          </el-tooltip>
        </template>
      </el-table-column>
    </el-table>

    <!-- 分页 -->
    <el-pagination
      @size-change="handleSizeChange"
      @current-change="handleCurrentChange"
      :current-page="queryInfo.pagenum"
      :page-sizes="[1, 2, 5, 10]"
      :page-size="queryInfo.pagesize"
      layout="total, sizes, prev, pager, next, jumper"
      :total="total"
    >
    </el-pagination>

    <!-- 添加用户对话框 -->
    <el-dialog
      title="添加用户"
      :visible.sync="addDialogVisible"
      width="50%"
      @close="addDialogClosed"
    >
      <el-form
        :model="addForm"
        :rules="addFormRules"
        ref="addFormRef"
        label-width="80px"
      >
        <el-form-item label="用户名称" prop="username">
          <el-input v-model="addForm.username"></el-input>
        </el-form-item>
        <el-form-item label="用户密码" prop="password">
          <el-input v-model="addForm.password"></el-input>
        </el-form-item>
        <el-form-item label="用户邮箱" prop="email">
          <el-input v-model="addForm.email"></el-input>
        </el-form-item>
        <el-form-item label="用户手机" prop="mobile">
          <el-input v-model="addForm.mobile"></el-input>
        </el-form-item>
      </el-form>

      <span slot="footer" class="dialog-footer">
        <el-button @click="addDialogVisible = false">取 消</el-button>
        <el-button type="primary" @click="addUser">确 定</el-button>
      </span>
    </el-dialog>

    <!-- 修改对话框 -->
    <el-dialog
      title="修改信息"
      :visible.sync="editDialogVisible"
      width="50%"
      @close="editFormClosed"
    >
      <el-form
        :model="editForm"
        :rules="editFormRules"
        ref="editFormRef"
        label-width="80px"
      >
        <el-form-item label="用户名称">
          <el-input v-model="editForm.username" disabled></el-input>
        </el-form-item>

        <el-form-item label="用户邮箱" prop="email">
          <el-input v-model="editForm.email"></el-input>
        </el-form-item>

        <el-form-item label="用户手机" prop="mobile">
          <el-input v-model="editForm.mobile"></el-input>
        </el-form-item>
      </el-form>
      <span slot="footer" class="dialog-footer">
        <el-button @click="editDialogVisible = false">取 消</el-button>
        <el-button type="primary" @click="addUserInfo">确 定</el-button>
      </span>
    </el-dialog>

    <!-- 分配对话框 -->
    <el-dialog title="提示" 
    :visible.sync="setRoleDialogVisible" 
    width="50%"
    @close="setRoleDialogClosed"
    >
      <div>当前用户：{{ userInfo.username }}</div>
      <div>当前角色：{{ userInfo.role_name }}</div>
      <div>
        分配角色：
        <el-select v-model="selectedRoleId" placeholder="请选择">
          <el-option
            v-for="item in rolesList"
            :key="item.id"
            :label="item.roleName"
            :value="item.id"
          >
          </el-option>
        </el-select>
      </div>
      <span slot="footer" class="dialog-footer">
        <el-button @click="setRoleDialogVisible = false">取 消</el-button>
        <el-button type="primary" @click="saveRoleInfo"
          >确 定</el-button
        >
      </span>
    </el-dialog>
  </div>
</template>

<script>
export default {
  data() {
    var checkEmail = (rule, value, cb) => {
      const regEmail = /^[A-Za-z\d]+([-_.][A-Za-z\d]+)*@([A-Za-z\d]+[-.])+[A-Za-z\d]{2,4}$/
      if (regEmail.test(value)) {
        return cb()
      }
      cb(new Error("请输入正确格式的邮箱"))
    }

    var checkMobile = (rule, value, cb) => {
      const regMobile = /^[1][3,4,5,7,8][0-9]{9}$/
      if (regMobile.test(value)) {
        return cb()
      }
      cb(new Error("请输入合法的手机号码"))
    }

    return {
      queryInfo: {
        query: "",
        pagenum: 1,
        pagesize: 2,
      },
      userlist: [],
      total: 0,
      addDialogVisible: false,
      addForm: {
        username: "",
        password: "",
        email: "",
        mobile: "",
      },
      addFormRules: {
        username: [
          { required: true, message: "请输入", trigger: "blur" },
          {
            require: true,
            min: 3,
            max: 5,
            message: "长度在 3 到 5 个字符",
            trigger: "blur",
          },
        ],
        password: [
          { required: true, message: "请输入", trigger: "blur" },
          {
            require: true,
            min: 6,
            max: 15,
            message: "长度在 6 到 15 个字符",
            trigger: "blur",
          },
        ],
        email: [
          { required: true, message: "请输入格式正确邮箱", trigger: "blur" },
          { validator: checkEmail, trigger: "blur" },
        ],
        mobile: [
          { required: true, message: "请输入11位正确手机号", trigger: "blur" },
          { validator: checkMobile, trigger: "blur" },
        ],
      },
      editDialogVisible: false,
      editForm: {},
      editFormRules: {
        email: [
          { required: true, message: "请输入正确的邮箱", trigger: "blur" },
          { validator: checkEmail, trigger: "blur" },
        ],
        mobile: [
          { required: true, message: "请输入正确的手机号码", trigger: "blur" },
          { validator: checkMobile, trigger: "blur" },
        ],
      },
      setRoleDialogVisible: false,
      userInfo: {},
      rolesList: "",
      selectedRoleId: ''
    }
  },
  created() {
    this.getUserList()
  },
  methods: {
    async getUserList() {
      const { data: res } = await this.$http.get("users", {
        params: this.queryInfo,
      })
      if (res.meta.status !== 200) return this.$message.error("获取失败")
      this.userlist = res.data.users
      this.total = res.data.total
      console.log(res)
    },
    handleSizeChange(newSize) {
      this.queryInfo.pagesize = newSize
      this.getUserList()
    },
    handleCurrentChange(newPage) {
      this.queryInfo.pagenum = newPage
      this.getUserList()
    },
    async userStateChange(userInfo) {
      const { data: res } = await this.$http.put(
        `users/${userInfo.id}/state/${userInfo.mg_state}`
      )
      if (res.meta.status !== 200) {
        userInfo.mg_state = !userInfo.mg_state
        this.$message.error("更新状态失败！")
      }
      this.$message.success("更新状态成功！")
    },
    addDialogClosed() {
      this.$refs.addFormRef.resetFields()
    },
    addUser() {
      this.$refs.addFormRef.validate(async (valid) => {
        if (!valid) return
        const { data: res } = await this.$http.post("users", this.addForm)
        if (res.meta.status !== 201) {
          return this.$message.error("添加失败！")
        }
        this.$message.success("添加成功！")
        this.addDialogVisible = false
        this.getUserList()
      })
    },
    async showEditDialog(id) {
      const { data: res } = await this.$http.get("users/" + id)
      console.log(res)
      if (res.meta.status !== 200) {
        return this.$message.error("请求失败")
      }
      this.editForm = res.data
      this.editDialogVisible = true
    },
    editFormClosed() {
      this.$refs.editFormRef.resetFields()
    },
    addUserInfo() {
      this.$refs.editFormRef.validate(async (valid) => {
        if (!valid) return
        const { data: res } = await this.$http.put(
          "users/" + this.editForm.id,
          {
            email: this.editForm.email,
            mobile: this.editForm.mobile,
          }
        )
        if (res.meta.status !== 200) {
          return this.$message.error("修改失败")
        }
        this.editDialogVisible = false
        this.getUserList()
        this.$message.success("修改成功")
      })
    },
    async moveUserById(id) {
      const confirmResult = await this.$confirm(
        "此操作将永久删除该用户, 是否继续?",
        "提示",
        {
          confirmButtonText: "确定",
          cancelButtonText: "取消",
          type: "warning",
        }
      ).catch((err) => err)
      if (confirmResult !== "confirm") {
        return this.$message.info("已取消删除")
      }
      const { data: res } = await this.$http.delete("users/" + id)
      if (res.meta.status !== 200) {
        return this.$message.error("删除失败！")
      }
      this.$message.success("删除成功！")
      this.getUserList()
    },
    async setRole(userInfo) {
      this.userInfo = userInfo
      const { data: res } = await this.$http.get("roles")
      if (res.meta.status !== 200) {
        return this.$message.error("请求失败")
      }
      this.rolesList = res.data
      this.setRoleDialogVisible = true
    },
    async saveRoleInfo() {
      if(!this.selectedRoleId) {
        return this.$message.error('请选择角色')
      }      
      const {data: res} = await this.$http.put(`users/${this.userInfo.id}/role`, {rid: this.selectedRoleId})
      if(res.meta.status !==200) {
        return this.$message.error('请求失败')
      }
      this.getUserList()
      this.$message.success('分配成功')
      this.setRoleDialogVisible = false
    },
    setRoleDialogClosed() {
      this.userInfo= {}
      this.selectedRoleId= ''
    }
  },
}
</script>

<style lang="less" scoped>
</style>>

</style>
